【摘要】主攻876421头,503769尾
1、排除305头,814百,539十,尾482
2、铁卒:38、49、04、59.
3、三字现:012,013,014,015,016,017,018,019
4、二字定:
7XX6 8XX6 X6X7 2XX5 7X1X X72X X5X3 X6X3 2X1X 47XX
5、三定:75X3,75X0,70X0,85X5,40X6,7X45,X665,X913,47X3,4X40,X040,79X3,
6、直码:8005,8045,8905,8945,7005,7045,7905,7945,